Battery operated vacuum cleaner



FIG. 1 is a top plan view of a battery operated vacuum cleaner showing my new design;

FIG. 2 is a right side elevational view thereof, the left side being a mirror image;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a perspective view thereof. 

The ornamental design for a battery operated vacuum cleaner, as shown and described. 